Hironobu Iwashita

Title: Hironobu Iwashita: Innovator in Electrostatic Fluid Discharge Technology

Introduction

Hironobu Iwashita is a notable inventor based in Chiyoda-ku, Japan. He has made significant contributions to the field of electrostatic fluid discharge technology, holding a total of four patents. His innovative work focuses on methods and devices that enhance fluid discharge processes.

Latest Patents

Iwashita's latest patents include an electrostatic suction type fluid discharge method and device. This invention features a voltage applying means that applies a pulse voltage between a nozzle and a substrate. The nozzle has a diameter ranging from 0.01 μm to 25 μm, with an upper limit voltage that meets or exceeds the discharge-inducing minimum voltage. The design allows for miniaturization of the nozzle, precise discharge of micro fluid droplets, and a reduction in drive voltage. Another patent involves an electrostatic suction type fluid discharge device that supplies a drive voltage from a power source between a nozzle and an insulating substrate. This device enables the discharge of materials with high accuracy.

Career Highlights

Throughout his career, Iwashita has worked with prominent organizations such as Sharp Corporation and the National Institute of Advanced Industrial Science and Technology. His experience in these institutions has contributed to his expertise in fluid discharge technologies.

Collaborations

Iwashita has collaborated with notable colleagues, including Shigeru Nishio and Kazunori Yamamoto. Their joint efforts have further advanced the field of electrostatic fluid discharge.

Conclusion

Hironobu Iwashita's innovative contributions to electrostatic fluid discharge technology have established him as a key figure in this domain. His patents reflect a commitment to enhancing precision and efficiency in fluid discharge methods.